html, body {
  height: 100%;
  width: 100%;
  margin: 0;
  padding: 0;
  color: #444;
  font-family: 'Open Sans','Helvetica Neue',Helvetica,Arial,sans-serif,SimSun, "宋体", "Microsoft YaHei", "微软雅黑";
}

h1, h2, h3 {
  color: #6c6e6f;
  a {
    color: #6c6e6f;
    &:hover {
      color: #4F5152;
    }
  }
}

ul {
  list-style: none;
}

a {
  color: #59666d;
  text-decoration: none;
  &:hover {
    color: #4F5152;
  }
}
.clearfix{
 &:after{
   content: ".";
   display: block;
   height: 0;
   clear: both;
   visibility: hidden
 }
}